SCO OpenServer 5.0/5.0.2/5.0.4/5.0.5 MMDF Server MAIL FROM memory corruption
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 7.0 | $0-$5k | 0.00 |
Summary
A vulnerability classified as critical was found in SCO OpenServer 5.0/5.0.2/5.0.4/5.0.5. The impacted element is an unknown function of the component MMDF Server. The manipulation of the argument MAIL FROM results in memory corruption. This vulnerability is known as CVE-2000-0158. No exploit is available. Upgrading the affected component is advised.
Details
A vulnerability, which was classified as critical, was found in SCO OpenServer 5.0/5.0.2/5.0.4/5.0.5 (Operating System). Affected is an unknown function of the component MMDF Server. The manipulation of the argument MAIL FROM with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Buffer overflow in MMDF server allows remote attackers to gain privileges via a long MAIL FROM command to the SMTP daemon.
The weakness was published 02/16/2000 with Network Associates (Website). The advisory is available at securityfocus.com. This vulnerability is traded as CVE-2000-0158. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.
Upgrading eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 997†). If you want to get best quality of vulnerability data, you may have to visit VulDB.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: http://www.sco.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 7.0
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
02/15/2000 🔍02/16/2000 🔍
02/16/2000 🔍
06/23/2014 🔍
04/20/2026 🔍
Sources
Vendor: sco.comAdvisory: securityfocus.com⛔
Researcher: This vulnerability was made public in a Network Associates Security Advisory, dated February 15, 2000.
Organization: Network Associates
Status: Confirmed
CVE: CVE-2000-0158 (🔍)
GCVE (CVE): GCVE-0-2000-0158
GCVE (VulDB): GCVE-100-15330
SecurityFocus: 997 - SCO MMDF Buffer Overflow Vulnerability
Entry
Created: 06/23/2014 17:39Updated: 04/20/2026 20:59
Changes: 06/23/2014 17:39 (50), 05/23/2018 10:59 (3), 10/08/2020 08:37 (1), 04/20/2026 20:59 (18)
Complete: 🔍
Cache ID: 216::103
If you want to get best quality of vulnerability data, you may have to visit VulDB.
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